Chromosome-encoded ambler class A β-lactamase of Kluyvera georgiana, a probable progenitor of a subgroup of CTX-M extended-spectrum β-lactamases

被引:201
作者
Poirel, L
Kämpfer, P
Nordmann, P
机构
[1] Hop Bicetre, Fac Med Paris Sud, Assistance Publ Hop Paris, Serv Bacteriol Virol, F-94275 Le Kremlin Bicetre, France
[2] Univ Giessen, Inst Angew Mikrobiol, D-35392 Giessen, Germany
关键词
D O I
10.1128/AAC.46.12.4038-4040.2002
中图分类号
Q93 [微生物学];
学科分类号
071005 ; 100705 ;
摘要
A chromosome-encoded P-lactamase gene, cloned and expressed in Escherichia coli from Kluyvera georgiana reference strain CUETM 4246-74 (DSM 9408), encoded the extended-spectrum beta-lactamase KLUG-1, which shared 99% amino acid identity with the plasmid-mediated P-lactamase CTX-M-8. This work provides further evidence that Kluyvera spp. may be the progenitor(s) of CTX-M-type beta-lactamases.
引用
收藏
页码:4038 / 4040
页数:3
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